## Thacker vs Robert Fischer

Thacker vs Robert Fischer, USA, 1957 – a beautiful example of underpromotion.

FEN: `2r2r2/6kp/3p4/3P4/4Pp2/5P1P/PP1pq1P1/4R2K b - - 0 1`

Roll over to show the solution:`...1.dxe1=N Kg1 2.Qxg2 #`

### 10 Responses

Thacker vs Robert Fischer, USA, 1957 – a beautiful example of underpromotion.

FEN: `2r2r2/6kp/3p4/3P4/4Pp2/5P1P/PP1pq1P1/4R2K b - - 0 1`

Roll over to show the solution:`...1.dxe1=N Kg1 2.Qxg2 #`

1. Rc8-c1 Re1-g1

2. d2-d1=Q Rg1xd1

3. Rc1xd1 Kh1-h2

4. Qe2-f1 b2-b4

5. Qf1-h1#

Thus?

1. d2xe1=N Kh1-g1

2. Qe2xg2

Riiiiiiight

This nor the Fischer knew. Look at his game so you can see what he did.

Qe2xe1# Kh1-h2

d2-d1=Q b2-b4

Qe1-g1++

boris mad face

1. d2xe1=N Kh1-g1

2. Qe2xg2

1.Qe1

2. Kh2

3.Qg3

4.Re1

**4.**Rc1

1…dxe1=N 2. Kg1 Qxg2#

1. d2xe1=N

2. Kh1-g1 Qe2xg2#

but this is best way